313212300 has 36 divisors (see below), whose sum is σ = 906228456. Its totient is φ = 83523200.

The previous prime is 313212299. The next prime is 313212323. The reversal of 313212300 is 3212313.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 313212300.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 521721 + ... + 522320.

Almost surely, 2^313212300 is an apocalyptic number.

313212300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313212300 is an abundant number, since it is smaller than the sum of its proper divisors (593016156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313212300 is a wasteful number, since it uses less digits than its factorization.

313212300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044058 (or 1044051 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 313212300 is about 17697.8049486370. The cubic root of 313212300 is about 679.1196074804.

Adding to 313212300 its reverse (3212313), we get a palindrome (316424613).

The spelling of 313212300 in words is "three hundred thirteen million, two hundred twelve thousand, three hundred".